Question: Create an OLAP Cube for the data warehouse given below: Create Table FactProductSales ( TransactionId bigint primary key identity, SalesInvoiceNumber int not null, SalesDateKey int,
Create an OLAP Cube for the data warehouse given below:
Create Table FactProductSales (
TransactionId bigint primary key identity, SalesInvoiceNumber int not null,
SalesDateKey int,
SalesTimeKey int,
SalesTimeAltKey int,
StoreID int not null,
CustomerID int not null,
ProductID int not null,
SalesPersonID int not null,
Quantity float,
SalesTotalCost money,
ProductActualCost money,
Deviation float
)
Add Relation between Fact table and dimension tables:
AlTER TABLE FactProductSales ADD CONSTRAINT _
FK_StoreID FOREIGN KEY (StoreID)REFERENCES
DimStores(StoreID);
AlTER TABLE FactProductSales ADD CONSTRAINT _
FK_CustomerID FOREIGN KEY (CustomerID)REFERENCES
Dimcustomer(CustomerID); AlTER TABLE
FactProductSales ADD CONSTRAINT _ FK_ProductKey
FOREIGN KEY (ProductID)REFERENCES
Dimproduct(ProductKey
);
Populate your Fact table with historical transaction values of sales for the previous day, with proper values o :
Insert into FactProductSales(
SalesInvoiceNumber,SalesDateKey,
SalesTimeKey, SalesTimeAltKey,
StoreID,CustomerID,ProductID SalesPersonID,
Quantity, ProductActualCost,
SalesTotalCost,Deviation
)
Values (StoreID,CustomerID,ProductID
,SalesPersonID,Quantity,
ProductActualCost,
SalesTotalCost, Deviation)
1,20130101,44347,121907,1,1,1,1,2,11,13,2),
(1,20130101,44347,121907,1,1,2,1,1,22.50,24,1.
5)
(1,20130101,44347,121907,1,1,3,1,1,42,43.5,1.5)
(2,20130101,44519,122159,1,2,3,1,1,42,43.5,1.5)
(2,20130101,44519,122159,1,2,4,1,3,54,60,6
),
After executing the above SQL commands, your
sample data warehouse for sales will be ready,
now you can create OLAP Cube on the basis of
this data warehouse.
Create OLAP CUBE
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